33977373 100 | − | 79428 25 | − | ( | 33977373 100 | − | x | ) | ÷ | 109 100 | × | 9 100 | = | x |
方程左边 = | 33977373 100 | − | 79428 25 | − | ( | 33977373 100 | − | x | ) | × | 9 109 |
= | 33659661 100 | − | ( | 33977373 100 | − | x | ) | × | 9 109 |
33659661 100 | − | ( | 33977373 100 | − | x | ) | × | 9 109 | = | x |
方程左边 = | 33659661 100 | − | 33977373 100 | × | 9 109 | + | x | × | 9 109 |
= | 33659661 100 | − | 305796357 10900 | + | x | × | 9 109 |